An overactive immune system may help bats avoid being sickened by many viruses. This may viruses becoming stronger — and deadlier — when they hit other species.
High-speed footage of dolphin spray reveals that droplets blast upward at speeds close to 100 kilometers per hour.
Playing the sounds of a healthy reef can help attract fish to dying corals, helping rebuild their community.
Dinosaurs once thought to be mini cousins of Tyrannosaurus rex may have been merely adolescent members of the famous species, a new study suggests.
As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.
Being big helps whales access more food. But just how big a whale can get is influenced by whether it hunts or filter-feeds.
Toothed whales may echolocate using bits of air that they recycle inside their heads to conserve both air and energy.
Drone imagery lets scientists estimate a whale’s weight. And that may help monitor the health of these big mammals for conservation purposes.